1、Unit 9 Unit 9 Its one hundredIts one hundred 湘少版 四年级上 Lets watch. 点击播放Ten Little Indian Boys Lets count. 1 one 2 two 3 three 4 four 5 five 6 six 7 seven 8 eight 9 nine 10 ten 11 eleven 12 twelve Try to count the numbers. （数一数钟面上的数字）（数一数钟面上的数字） Can you count from 13 to 19? （你能从（你能从13数到数到19吗？）吗？） 13 t
2、hirteen 14 fourteen 15 fifteen 16 sixteen 17 seventeen 18 eighteen 19 nineteen 13-19数词构成 方法： 在有关的个位数 词词尾加-teen. Count and read. 19 + 1 = nineteen and one is twenty ? 20 Lets learn. twenty thirty forty fifty sixty seventy eighty ninety 整十位数数词20-90构成：个位数词词尾加-ty. 注意: forty（去u）和eighty（加y） twenty-two twe
3、nty-three twenty-four twenty-five twenty-six twenty-seven twenty-eight twenty-nine twenty+ one = twenty-one 十位数数词构成：整十位数数词后加 个位数词，中间用连字符号“-”连接。 twenty-one thirty-two forty-three fifty-four sixty-five seventy-six eighty-seven ninety-eight ninety-nine one hundred Say a rhyme. 英语数词不难记， 找出规律就容易。 一至十二词各异
4、， 一个一个单独记。 后面加teen变十几， thirteen，fifteen看仔细。 Eighteen只有一个t， 两个音节念清晰。 二十至九十后加ty， twenty不同重点记。 Forty去掉字母u， thirty，fifty更出奇。 十位数后个位数， 表示数值几十几， 按序排列不费力， 连字符号莫丢弃。 巧学妙记加努力， hundred是你的好成绩！ Lets learn. Lets do our homework. homework wrong 8+28=34 Its wrong. right 8+28=36 Its right. Lets look. What are they d
5、oing? Lets watch. 点击播放Lets listen and say Lets listen and say. Is this right, Miss Li? Thank you. Yes, its right. Good! Please think again. Forty-six and fifty-four is Oh! Im wrong! Its one hundred. Read and choose. 1. The boys answer is _. A. right B. wrong 2. The girls answer is _. A. wrong B. rig
6、ht 3. The girls right answer is _. A. sixty B.one hundred B A A Act out. 能够流利地表演。能够流利地表演。 Can act fluently. 能够生动地表演。能够生动地表演。 Can act vividly. 能够正确地表演。能够正确地表演。 Can act correctly. Lets play. 加减运算对抗赛加减运算对抗赛 将全班分成若干个小组，对抗赛在两个小组中进行，在教 师宣布游戏开始后，第一组的第一名学生立即出一道加减题， 如：Three and four.等，第二组的第一名学生应立即用英文将 答案说出来，
7、如：seven,three等，然后，该学生出另一道题， 由第一组的第二名学生回答，答错或不能迅速答出的记负分， 最后哪组扣分最少优胜。 Lets practice. 一、根据与其他不同类的一项。 ( ) 1. A. first B. twenty C. thirty ( ) 2. A. think B. eight C. count ( ) 3. A. right B. homework C. wrong ( ) 4. A. you B. her C. we A B B C 二、连词成句。 1. this/ is/ right (?) _ 2. and/ ten/ is/ one/ ninet
8、y/ hundred (.) _ Is this right? Ninety and ten is one hundred. 三、选择题。 ( ) 1. Its two _. A. hundreds B. hundred C. hundredes ( ) 2. There are _ students. A. forty B. fourty C. forteen ( ) 3. I do my _ in the evening. A. homeworks B homework C. a homework B A B Summary 1. 词汇 homework right wrong forty-six fifty-four twenty thirty forty fifty sixty seventy eighty ninety one hundred 2. 句型 Forty and twenty is sixty. Homework 1.读数字1-100. 2. 仿照A部分和同伴进行表演。
